Blue-Ivy Carter and her rarely-seen younger sister Rumi posed alongside their famous dad Jay-Z as the Carter family attended the highly-anticipated Super Bowl.The proud dad, 54, posed alongside his daughters, on the field ahead of the game, which saw the Kansas City Chiefs beat the San Francisco 49ers 25-22. For the occasion, the Empire State of Mind rapper, who shares his three children with wife Beyonce, donned a black leather jacket featuring the NFL logo and some artsy decorations, which he paired with some black tracksuit bottoms, a pair of sunglasses and a hat.